package main

import "fmt"

func main() {
	var score int = 187
	switch score/20 {
	case 10:
		fmt.Println("A")
	default:
		fmt.Println("依托答辩")
	case 9:
		fmt.Println("A")
	case 8:
		fmt.Println("A")
	case 7:
		fmt.Println("A")
	case 6:
		fmt.Println("A")
	case 5:
		fmt.Println("A")

	}

}